Thinking flexibly -- Thinking by visual images -- images in action -- Ambidextrous thinking -- Materials and environment -- Relaxed attention -- Externalized thinking -- recentering -- Seeing by drawing -- Pattern-seeking -- Analytical seeing -- Proportion -- Cues to form and space -- The mind's eye -- Visual recall -- Autonomous imagery -- Directed fantasy -- Structures and abstractions -- Foresight and insight -- ETC: express/test/cycle -- Out of the language rut -- The strategy approach